Add ARM NEON intrinsic optimizations for SincResampler.

media/media.gyp

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'variables': {
     'chromium_code': 1,
     # Override to dynamically link the PulseAudio library.
     'use_pulseaudio%': 0,
     # Override to dynamically link the cras (ChromeOS audio) library.
@@ skipping 309 matching lines @@
         'webm/webm_stream_parser.h',
         'webm/webm_tracks_parser.cc',
         'webm/webm_tracks_parser.h',
       ],
       'direct_dependent_settings': {
         'include_dirs': [
           '..',
         ],
       },
       'conditions': [
+        ['arm_neon == 1', {

[Ami GONE FROM CHROMIUM, 2012/09/21 04:41:41]

You need this same block in the media_unittests target, otherwise your new
benchmark code isn't very useful :)

[DaleCurtis, 2012/09/24 19:54:37]

Done.

+          'defines': [
+            'USE_NEON'
+          ],
+        }],
         ['OS != "ios"', {
           'dependencies': [
             '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
             'shared_memory_support',
             'yuv_convert',
           ],
         }],
         ['use_ffmpeg == 1', {
           'dependencies': [
             '../third_party/ffmpeg/ffmpeg.gyp:ffmpeg',
@@ skipping 935 matching lines @@
             'media',
           ],
           'sources': [
             'tools/media_bench/media_bench.cc',
           ],
         },
       ],
     }]
   ],
 }